Gas turbine power conversion systems for modular HTGRs : report of a technical committee meeting held in Palo Alto, United States of America, 14-16 November 2000

COVER......Page 1
FOREWORD......Page 3
EDITORIAL NOTE......Page 4
CONTENTS......Page 5
2. GAS TURBINE MODULAR HTGR NATIONAL DEVELOPMENT ACTIVITIES......Page 7
3. TECHNICAL PRESENTATIONS......Page 9
4. CONCLUSIONS AND RECOMMENDATIONS......Page 13
BACKGROUND AND SYSTEM DESIGN (Session 1)......Page 15
2. INTERNATIONAL WORKING GROUP ON GAS COOLED REACTORS......Page 17
3. CO-ORDINATED RESEARCH PROJECTS......Page 18
4. TOPICAL MEETINGS ON HTGR TECHNOLOGY......Page 20
5. OTHER IAEA ACTIVITIES IN SUPPORT OF HTGR TECHNOLOGY DEVELOPMENT AND APPLICATION......Page 23
REFERENCES......Page 25
2. GAS COOLED REACTOR (GCR) DEVELOPMENT AND EARLY RESEARCH......Page 27
3. HTGR PROTOTYPE PLANTS......Page 28
4. HTGR DEMONSTRATION PLANTS AND LARGE PLANT DESIGNS......Page 30
5. MODULAR HTGR STEAM CYCLE PLANT DEVELOPMENT......Page 33
6. MODULAR HTGR GAS TURBINE PLANT DEVELOPMENT......Page 38
7. CONCLUSIONS......Page 43
REFERENCES......Page 44
Appendix A......Page 46
Appendix B......Page 49
2. HTR-10 EXISTING SYSTEM CONFIGURATION......Page 51
3. COUPLING AN INDIRECT GAS TURBINE CYCLE TO HTR-10......Page 52
4. COUPLING A DIRECT HELIUM TURBINE CYCLE TO HTR-10......Page 56
5. SUMMARY......Page 57
2. DESIGN PARAMETERS AND REACTOR VESSEL DESIGN......Page 59
3. ARRANGEMENT OF POWER CONVERSION SYSTEM......Page 63
REFERENCES......Page 68
1. GAS TURBINE CYCLE PLANT PERFORMANCES......Page 69
2. CONTROL, DESIGN OF TURBOMASHINE AND HELIUM CIRCUIT......Page 74
3. EFFECTIVE HEAT EXCHANGERS......Page 77
REFERENCES......Page 80
SYSTEM ANALYSIS (Session 2)......Page 81
1. INTRODUCTION......Page 83
3. REACTOR MODELING......Page 84
4. ENERGY CONVERSION SYSTEM (ECS)......Page 85
5. MAXIMUM FUEL TEMPERATURE......Page 86
6. CONCLUSIONS......Page 89
REFERENCES......Page 90
2. DYNAMIC MODEL......Page 91
3. CONTROL SYSTEM DESIGN......Page 96
REFERENCES......Page 104
Introduction......Page 105
The PBMR Plant Details......Page 106
Principle of power control......Page 108
Theory of Dynamic Behaviour......Page 110
Transient Performance Analysis and Control System Design......Page 111
Theory of the Simulation Model......Page 114
Conclusion......Page 117
REFERENCES......Page 118
COMPONENT DESIGN (Session 3)......Page 119
1. INTRODUCTION......Page 121
2. THE DESIGN FEATURES OF 600 MW(t) AND 300 MW(t) PLANTS......Page 122
3. ANALYSIS FOR THE GENERATION AND RELEASE OF FISSION PRODUCTS......Page 124
4. PLATE-OUT......Page 136
5. MAINTENANCE......Page 140
REFERENCES......Page 144
1. INTRODUCTION......Page 145
2. FISSION PRODUCT RELEASE IN THE ACACIA REACTOR......Page 147
3. FISSION PRODUCT TRANSPORT THROUGH THE ACACIA PRIMARY SYSTEM......Page 151
4. DISCUSSION......Page 154
REFERENCES......Page 155
1. INTRODUCTION......Page 157
2. COMPACT HEAT EXCHANGER TECHNOLOGY......Page 159
BIBLIOGRAPHY......Page 166
1. INTRODUCTION......Page 169
3. CRITERIA FOR MATERIAL SELECTION......Page 170
4. MATERIALS FOR THE TURBINE DISKS......Page 173
5. MATERIALS FOR TURBINE BLADES......Page 174
6. EFFECT OF HELIUM ENVIRONMENT......Page 176
7. LONG TERM MATERIALS PROPERTIES......Page 177
8. POTENTIAL BENEFIT OF RECENT ADVANCES IN GAS TURBINE MATERIALS......Page 178
REFERENCES......Page 180
Appendix 1 CHEMICAL COMPOSITION OF INVESTIGATED ALLOYS......Page 182
HTR graphite component design and irradiation environment......Page 183
Permanent reflector......Page 184
Upper and lower graphite structures......Page 185
Side reflector......Page 186
Graphite manufacture......Page 187
Polycrystalline graphite microstructure......Page 189
The importance of crystallinity......Page 193
Absorption cross-section......Page 194
Proposed Specification for HTR Graphite......Page 195
BIBLIOGRAPHY......Page 197
1. INTRODUCTION......Page 199
2. TURBOMACHINE CHARACTERISTICS IN CURRENT GCR PROJECTS......Page 200
3. AUXILIARY BEARING DESIGN CONSIDERATIONS......Page 201
4. AUXILIARY BEARING EXPERIENCE BASE AND IMPLICATIONS FOR GCR\'S......Page 206
5. DISCUSSION AND CONCLUSIONS......Page 210
REFERENCES......Page 213
LIST OF PARTICIPANTS......Page 215